Have you ever performed a HIIT routine? If not, you’re definitely going to want to give it a try! Aside from melting fat, HIIT will also help you maintain muscle mass and tone up. Sounds pretty cool, right?

Have you ever performed a HIIT routine? If not, you’re definitely going to want to give it a try! Aside from melting fat, HIIT will also help you maintain muscle mass and tone up. Sounds pretty cool, right?